GB1325426A - Diffusion cell - Google Patents

Diffusion cell

Info

Publication number
GB1325426A
GB1325426A GB756671*[A GB1325426DA GB1325426A GB 1325426 A GB1325426 A GB 1325426A GB 1325426D A GB1325426D A GB 1325426DA GB 1325426 A GB1325426 A GB 1325426A
Authority
GB
United Kingdom
Prior art keywords
diffusion cell
march
metal foil
foil sheet
hydrogen diffusion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB756671*[A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of GB1325426A publication Critical patent/GB1325426A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/08—Flat membrane modules
    • B01D63/082—Flat membrane modules comprising a stack of flat membranes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
    • C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0405—Purification by membrane separation

Abstract

1325426 Hydrogen diffusion JOHNSON MATTHEY & CO Ltd 22 March 1972 [23 March 1971] 7566/71 Heading B1L A hydrogen diffusion unit comprises an upper metal foil sheet 10 and a lower metal foil sheet 12. These are strengthened by helical coils of stainless steel wire 14 and 16.
GB756671*[A 1971-03-23 1971-03-23 Diffusion cell Expired GB1325426A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB756671 1971-03-23

Publications (1)

Publication Number Publication Date
GB1325426A true GB1325426A (en) 1973-08-01

Family

ID=9835585

Family Applications (1)

Application Number Title Priority Date Filing Date
GB756671*[A Expired GB1325426A (en) 1971-03-23 1971-03-23 Diffusion cell

Country Status (6)

Country Link
US (1) US3782077A (en)
DE (1) DE2213599A1 (en)
FR (1) FR2130582A1 (en)
GB (1) GB1325426A (en)
IT (1) IT959574B (en)
NL (1) NL7203721A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699637A (en) * 1983-09-08 1987-10-13 Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung Hydrogen permeation membrane
US5498278A (en) * 1990-08-10 1996-03-12 Bend Research, Inc. Composite hydrogen separation element and module
US5782960A (en) * 1996-03-18 1998-07-21 Mitsubishi Jukogyo Kabushiki Kaisha Hydrogen separation member

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5645626A (en) * 1990-08-10 1997-07-08 Bend Research, Inc. Composite hydrogen separation element and module
WO1997017125A1 (en) * 1995-11-06 1997-05-15 Buxbaum Robert E Apparatus and methods for gas extraction
DE19918499C2 (en) * 1998-04-24 2003-06-26 Karlsruhe Forschzent Use of a tube that has a corrugated inner and outer surface in the form of a bellows
US6183542B1 (en) * 1998-11-09 2001-02-06 Peter R. Bossard Method and apparatus for purifying hydrogen
KR101283326B1 (en) * 2011-10-31 2013-07-09 한국에너지기술연구원 Module configuration of hydrogen purification separation membrane module which have mixing part

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245206A (en) * 1963-08-02 1966-04-12 Engelhard Ind Inc Diffusion purification apparatus
US3469372A (en) * 1965-06-18 1969-09-30 Mitsubishi Gas Chemical Co Hydrogen permeable membrane and hydrogen permeating assembly
US3410058A (en) * 1966-09-08 1968-11-12 Leesona Corp Hydrogen diffuser-purifier

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699637A (en) * 1983-09-08 1987-10-13 Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung Hydrogen permeation membrane
US5498278A (en) * 1990-08-10 1996-03-12 Bend Research, Inc. Composite hydrogen separation element and module
US5782960A (en) * 1996-03-18 1998-07-21 Mitsubishi Jukogyo Kabushiki Kaisha Hydrogen separation member

Also Published As

Publication number Publication date
FR2130582A1 (en) 1972-11-03
IT959574B (en) 1973-11-10
NL7203721A (en) 1972-09-26
DE2213599A1 (en) 1972-09-28
US3782077A (en) 1974-01-01

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Legal Events

Date Code Title Description
429A Application made for amendment of specification (sect. 29/1949)
429H Application (made) for amendment of specification now open to opposition (sect. 29/1949)
429D Case decided by the comptroller ** specification amended (sect. 29/1949)
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees